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Space telescopes and servicing Hubble

This radio interview gives examples of how improvements in technology have influenced astronomy. The Space Shuttle Atlantis is paying a service call to the Hubble Space Telescope, repairing, replacing and deploying new equipment. Jonathan Nally describes the mission and looks at other large telescopes in orbit now, and ...

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Water-powered engine theories need hosing down

This ABC article by Dr Karl addresses the question: will we one day be able to power cars with water? The chemical reactions involved in the formation and decomposition of water are described. Energy transformations are explained. A very useful resource to get students thinking.

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Microwave explosions

This ABC article and podcast by Dr Karl describes how superheated water can be produced by heating in a microwave and the dangers. This program could be a useful resource when studying the particle theory of matter.

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Plane Truths

In this ABC article or podcast Dr Karl provides statistics about comparative safety of different modes of travel and then justifies why flying is so safe.

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Chemicals on the Great Barrier Reef

This program deals with a range of human impacts on the Great Barrier Reef. Herbicides from land runoff have been traced to algae and sea grasses in river mouths and coastal zones along the Great Barrier Reef. Effects include retardation of photosynthesis and growth of corals. Other pressures on the reef include high water ...

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Water found on the moon

Scientists have confirmed the presence of water on the moon. Rather than occurring in rivers or lakes, water is found sparsely mixed amongst rocks. It's suggested the water came from comets, or the combination of incoming protons with oxygen. Jonathan Nally described the latest experiments where spacecraft will be sent ...

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Lakes in Antarctica

Scientists are not complacent. We still have a lot to learn about the water cycle. The discovery of glacial lakes under the ice in Antarctica actively transporting water between reservoirs was a surprise. These lakes can be up to 3km beneath the ice sheets. The pressure of the ice above helps to melt the ice, forming lakes. ...

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Gateway to Chinese

This website is a collection of resources that practise the skills of pronunciation, listening, reading, grammar and vocabulary for beginning Chinese language learners. The linked resources provide both characters and Pinyin for reading and are accompanied with audio to listen to the Chinese as well. This resource is part ...

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Radio National: Using the word 'you' in English

Have you ever wondered why we use the word 'you' to refer to both one 'you' or many of 'you'? Or have you ever heard anyone refer to many of 'you' using the once grammatically incorrect word 'youse'? This program considers the words we use when we are talking to each other face to face. It also looks at the use of the word ...

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Forbes Carlile discusses development of Australian sports science, 2008

This is an edited sound recording of the leading sports scientist and swimming coach Forbes Carlile speaking about his work in sports science. Carlile says that he worked under the 'father of sports science in Australia', Professor Frank Cotton. His own interest in the field was as a physiologist, measuring physical changes ...

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Forbes Carlile talks about sports science as a career, 2008

This is an edited sound recording of the Australian sports scientist and swimming coach Forbes Carlile (1921-), speaking about sports science as a career. Carlile states that being competent at sport is useful, but not absolutely essential, for someone to be a good sports scientist. He says all scientific discoveries lend ...

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Robyn Williams talks about inspiring young scientists, 2008

This is an edited sound recording of the leading science journalist and broadcaster, Robyn Williams, offering advice on how to encourage children to be interested in science. Williams states that the 'greatest challenge' is to exploit and maintain a 'natural' interest displayed in early childhood. He suggests that children ...

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Robyn Williams talks on communicating science to the public, 2008

This is an edited sound recording of science journalist and broadcaster, Robyn Williams, talking about communicating science to the Australian public and the challenges of overcoming 'woeful ignorance' and 'tremendous confusion'. He suggests that the media and modern education hamper public understanding of science by encouraging ...

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Bob Brown recalls the launch of the Blue Streak, 2006

This is an edited sound recording of Bob Brown recalling the excitement in Woomera in South Australia at the intended first launch of a Europa Blue Streak rocket from the nearby rocket range in June 1964. He tells how hundreds of families gathered to watch, only to be let down when the launch was cancelled with just seconds ...

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Ian Frazer discusses the cervical cancer vaccine, 2008

This is an edited sound recording of the Australian medical scientist Ian Frazer discussing how he and his colleague Jian Zhou developed the first vaccine to prevent and treat cervical cancer. He describes their breakthrough laboratory discovery in 1990, and how they realised a vaccine was possible. He also tells of the ...

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Chris Arthur recalls the Franklin River campaign, 2008

This is an edited sound recording of an interview with Chris Arthur, a Tasmanian environmentalist, who describes being arrested and imprisoned in December 1982 after participating in a blockade of a site linked to a proposed project to dam the Franklin River in south-western Tasmania. He also talks about how he has gone ...

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Gus Nossal describes his most noted medical research, 2008

This is an edited sound recording of Sir Gustav Nossal describing the medical research for which he became internationally known. He outlines his contributions to the emerging science of immunology in the 1950s-70s, and how other researchers have been able to make further discoveries based on his initial work. The recording ...

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Gus Nossal speaks on being a research scientist, 2008

This is an edited sound recording of one of Australia's best known research scientists and immunologists, Sir Gustav Nossal, outlining his views on medical research. He discusses the qualities necessary for a person to be a successful scientific researcher and talks about the nature and future of science research, suggesting ...

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Alexandra Shackleton discusses Ernest Shackleton, 2005

This is an edited sound recording of the Hon Alexandra Shackleton, grand-daughter of the Antarctic explorer Sir Ernest Shackleton. She recounts aspects of his leadership of a 1907-09 expedition to Antarctica, relating how, for the sake of the survival of his team, he abandoned his bid to be the first to reach the geographic ...

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Ian Ritchie describes the launch of the Blue Streak, 2006

This is an edited sound recording of Ian Ritchie recalling the first launch of a Europa Blue Streak rocket from the Woomera rocket range in South Australia on 5 June 1964. Ritchie, an engine technician at the range, tells of the noise at lift-off and how the first flight of the rocket was cut short. The recording was made ...